Home / 1,100,988.32-1,651,402.28-493,964.60

Finding the Fourth Proportional to 1,100,988.32, 1,651,402.28 and 493,964.60

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Solution

The fourth proportional to 1,100,988.32, 1,651,402.28 and 493,964.60 is: 740,910.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,988.32 : 1,651,402.28 = 493,964.60 : x
  2. Step 2: Convert to fraction form
    1,100,988.32/1,651,402.28 = 493,964.60/x
  3. Step 3: Cross multiply
    1,100,988.32x = 1,651,402.28 × 493,964.60
  4. Step 4: Simplify right side
    1,100,988.32x = 815,734,266,679.29
  5. Step 5: Solve for x
    x = 815,734,266,679.29/1,100,988.32
  6. Step 6: Final answer
    x = 740,910.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.